Spark Structured Streaming
Stream processing
Apache Spark's built-in streaming engine: one DataFrame API for batch and streams, exactly-once to files, Real-time Mode since 4.1. Free; you pay the platform.
Stream processing
Apache Spark's built-in streaming engine: one DataFrame API for batch and streams, exactly-once to files, Real-time Mode since 4.1. Free; you pay the platform.
Stream processing
Open-source stateful stream processing engine: event-at-a-time, exactly-once checkpoints, Flink SQL. Free; managed from $0.11 per KPU-hour.